从一片大足石刻千手观音表面金箔分析获得的信息

Information gained by scientific analysis of one piece of golden foil from sandstone sculpture of thousands-hand Avalokite■vara in Dazu

通过对一片大足千手观音脱落金箔的扫描电镜分析,发现了石刻贴金的工艺特征,如金箔的表面形态,金箔的成分,金箔之间的叠压关系,金箔与大漆的叠压关系,以及贴金过程中的缺陷。这些分析研究为了解大足石刻千手观音的制作工艺提供了科学信息,也为千手观音的修复提供了技术支持。

One piece of golden foil peels off the sandstone sculpture of thousands-hand Avalokitesvara in Dazu distract, Chongqing was analyzed by SEM, the results show us complicated information about the attaching technique of golden foil on the sandstone： the microstructure of the surface of the golden foil, the composition of the golden foil, the overlaps of the golden foil themselves and the lacquer layer, even the defects of the attaching process. Technical analysis provides us the attaching technique and the deterioration information of the golden layer on the sandstone sculpturewhich helpful to make decision on restoration method＇s choice.